/******************************************************************************
* Copyright (c) 2013, Linagora
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Linagora - initial API and implementation
*******************************************************************************/
package com.ebmwebsourcing.petals.studio.dev.properties.internal.commands;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import com.ebmwebsourcing.petals.studio.dev.properties.AbstractModel;
import com.ebmwebsourcing.petals.studio.dev.properties.internal.AbstractModelValidator;
import com.ebmwebsourcing.petals.studio.dev.properties.internal.wizards.GenerateConstantsWizard;
/**
* The default handler for the command to validate a properties model.
* @author Vincent Zurczak - EBM WebSourcing
*/
public class GenerateConstantsHandler extends AbstractHandler {
private IFile propertiesFile;
private boolean initialized = false;
/*
* (non-Javadoc)
* @see org.eclipse.core.commands.AbstractHandler
* #execute(org.eclipse.core.commands.ExecutionEvent)
*/
@Override
public Object execute( ExecutionEvent event ) throws ExecutionException {
if( ! this.initialized )
setEnabled( null );
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
AbstractModel model = AbstractModel.create( this.propertiesFile.getLocation().toFile());
if( model == null
|| ! AbstractModelValidator.validate( model )) {
MessageDialog.openError(
window.getShell(),
"Model Error",
"The model could not be loaded or contains errors." );
} else {
GenerateConstantsWizard wizard = new GenerateConstantsWizard();
wizard.setProject( this.propertiesFile.getProject());
wizard.setModel( model );
wizard.setWorkbenchWindow( window );
new WizardDialog( window.getShell(), wizard ).open();
}
return null;
}
/*
* (non-Javadoc)
* @see org.eclipse.core.commands.AbstractHandler
* #setEnabled(java.lang.Object)
*/
@Override
public void setEnabled( Object evaluationContext ) {
// Check the selection
this.initialized = true;
ISelection s = null;
try {
s = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getSelection();
} catch( Exception e1 ) {
// nothing
}
boolean fine = false;
if( s instanceof IStructuredSelection
&& ((IStructuredSelection) s).size() == 1 ) {
Object o = ((IStructuredSelection) s).getFirstElement();
if( o instanceof IFile
&& ((IFile) o).getName().toLowerCase().endsWith( ".properties" )) {
boolean isJavaProject = false;
try {
isJavaProject = ((IFile) o).getProject().hasNature( JavaCore.NATURE_ID );
} catch( CoreException e ) {
// nothing
}
if( isJavaProject ) {
fine = true;
this.propertiesFile = (IFile) o;
}
}
}
super.setBaseEnabled( fine );
}
}